# MULL: options-positioning snapshot

Canonical: https://halfonadouble.com/stock/MULL
Data through: 2026-10-16 close
Publisher: Half on a Double

| Published field | Value |
| --- | --- |
| Close (USD/share) | 16.94 |
| Delta neutral (USD/share) | 15.66 |
| Gamma neutral (USD/share) | 10.32 |
| Gamma max (USD/share) | 23.65 |
| Open interest (contracts) | 145,766 |
| Nearest-expiration max pain (USD/share) | 20.00 (2026-11-20) |
| All-expiration max pain (USD/share) | 16.80 |
| Net gamma exposure | 1,985,165 |
| Confirmed GEX flip (USD/share) | 10.32 |
| Call wall (USD/share) | 34.00 |
| Put wall (USD/share) | 20.00 |
| Put/call open-interest ratio | 0.44 |
| Options catalyst-intensity score (0–100) | 51.0 |
| Options directional score (-100 to +100) | 20.7 |
| IV rank | 100.0 |
| Front-minus-back IV | 1.1 pp |
| Front 25-delta risk reversal | -2.1 pp |
| Call OI change, 1 session | -17,422 contracts · -14.7% |
| Put OI change, 1 session | -7,292 contracts · -14.0% |
| Call minus put OI growth, 1 session | -0.7 pp |
| Call OI change, 5 sessions | -16,249 contracts · -13.9% |
| Put OI change, 5 sessions | -5,573 contracts · -11.1% |
| Call minus put OI growth, 5 sessions | -2.8 pp |
| Daily call OI change surprise | -1.66σ (252 prior changes) |
| Daily put OI change surprise | -1.24σ (252 prior changes) |
| Daily call-minus-put growth surprise | — (195 prior changes) |
| Daily open interest change (contracts) | -24,714 |
| Daily open interest change z-score (prior 252) | -1.51σ (252 prior changes) |
| Gamma max distance from close | +39.6% |
| Delta neutral distance from close | -7.6% |
| Prior-year sessions closer to gamma max | 95.6% of 251 |
| Prior-year sessions closer to delta neutral | 4.8% of 251 |

## Historical gamma-max cross outcomes

| Direction | Horizon | n | Median | Middle 50% | Above zero | Nominal ≥90% median interval | Confidence floor |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: |
| above | Day +1 | 22 | -0.1% | -4.8% to +5.3% | 45% | -4.1% to +4.1% | 0.0% |
| above | Day +3 | 22 | +5.5% | -5.2% to +9.6% | 55% | -4.8% to +9.4% | 0.0% |
| above | Day +5 | 22 | +2.0% | -13.2% to +14.5% | 55% | -10.9% to +14.4% | 0.0% |
| above | Day +10 | 22 | +15.7% | -1.8% to +31.0% | 73% | +2.7% to +29.3% | +2.7% |
| below | Day +1 | 20 | -1.9% | -3.7% to +2.2% | 35% | -3.3% to +2.2% | 0.0% |
| below | Day +3 | 20 | -2.8% | -12.9% to +4.2% | 40% | -12.9% to +3.6% | 0.0% |
| below | Day +5 | 20 | +1.0% | -8.0% to +7.1% | 55% | -7.6% to +5.3% | 0.0% |
| below | Day +10 | 20 | +7.8% | -9.6% to +26.8% | 60% | -9.4% to +21.3% | 0.0% |

Returns are close-to-close after the labelled number of subsequent trading sessions. Cohorts require gamma max to be within 10% of the close on both crossing sessions. Historical windows can overlap and are not independent observations, so interval coverage is not guaranteed.

- [Machine-readable snapshot](https://halfonadouble.com/api/v1/tickers/MULL.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/MULL.csv)
- [Public aggregate analysis](https://halfonadouble.com/api/v1/analysis/MULL.json?date=2026-10-16&public_schema=4)

An em dash means unavailable, not zero. Values use the same display rounding as the HTML page. This is a current snapshot; full history and individual event paths are on the canonical page.

[Definitions and limitations](https://halfonadouble.com/methodology.md).